Marvel's greatest heroes and villains have been brought to a mysterious planet with unlimited power promised to those who can defeat their foes! See Spider-Man, the Avengers, the X-Men and the Fantastic Four battle Doctor Doom, Ultron, Doctor Octopus and more in this classic saga!

Marvel's greatest heroes and villains have been brought to a mysterious planet with unlimited power promised to those who can defeat their foes! See Spider-Man, the Avengers, the X-Men and the Fantastic Four battle Doctor Doom, Ultron, Doctor Octopus and more in this classic saga!